Home / 22,441.33-33,636.48-13,656.88

Finding the Fourth Proportional to 22,441.33, 33,636.48 and 13,656.88

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Solution

The fourth proportional to 22,441.33, 33,636.48 and 13,656.88 is: 20,469.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,441.33 : 33,636.48 = 13,656.88 : x
  2. Step 2: Convert to fraction form
    22,441.33/33,636.48 = 13,656.88/x
  3. Step 3: Cross multiply
    22,441.33x = 33,636.48 × 13,656.88
  4. Step 4: Simplify right side
    22,441.33x = 459,369,370.98
  5. Step 5: Solve for x
    x = 459,369,370.98/22,441.33
  6. Step 6: Final answer
    x = 20,469.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.